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中国农学通报
农户信息需求区域差异的实证分析——以陕西为例
王小宁
An Empirical analysis of the regional differences of the information needs of farmers-A Case Study of Shaanxi
中国农学通报 . 2011, (29): 157 -161 .  DOI: 10.11924/j.issn.1000-6850.2011-1361